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The coastal wetlands have environmental and economic importance. Wetlands provide natural wealth. They have important filtering capabilities. As the run off water passes, they retain excess nutrients and some pollutants. They maintain water flow during dry periods. Thousands of people depend on groundwater for drinking. They act as natural sponges of flood waters and contain soil erosion. They control floods and save the buildings from collapsing during heavy rains. The hardwood-riparian wetlands along the Mississippi River can store sixty days of floodwater.
1 Which of the following could be a suitable heading for the paragraph?
A The Filtering Mechanism of Wetlands
B Riparian Wetlands along the Mississippi
C Wetlands- A Great Source of Water During the Dry Summer Days
D The Ecological Functions and Economic Values of Coastal Wetlands
. IT may well change the way you live, yet again. Welcome to the world of mobile commerce, where your hand–held device, be it a mobile phone, a personal digital assistant (PDA) or any other wireless application will soon be used for commercial transactions. Skeptical? Consider these facts. InJapan, mobile phones are used for location based services where the mobile service provider ties up with a host of other players such as restaurants, car rental companies etc. When the mobile user enters that zone, messages from all these players are flashed on the mobile device. Location based services are provided in several other countries as well.
2 Which of the following most accurately summarises the opinion of the author in the text?
A Location based services are the new craze in technology savvy Japan.
B Service providers in Japan are networking to squeeze the client.
C Mobile commerce is the next big thing on the technology block.
D Location based services are becoming fashionable these days.
Until the 1600s, English was, for the most part, spoken only in England. However, during the course of the next two centuries, English began to spread around the globe as a result of exploration, trade, colonization, and missionary work. English gradually became the primary language of international business, banking, and diplomacy. Currently, more than 80 percent of the information stored on computer systems worldwide is in English. Two thirds of the world’s science writing is in English, and English is the main language of technology, advertising, media, international airports, and air traffic controllers. Today there are more than 700 million English users in the world, and over half of these are non-native speakers, constituting the largest number of non-native users of any language in the world.
3 Which of the following most accurately summarizes the opinion of the author in the text?
1.Small enclaves of English speakers have grown in various parts of the world.
2. Over the past 500 years, small English communities have proliferated all over the world.
3.English has become the dominant language of international communication.
4. English is the native language of more than half a billion people of the world.
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